Ответ b
To hurt как и damage повреждать , наносить ущерб
1) I'm worried about my grandmother, because she's in hospital right now.
2) Are you scared of consequences?
3) He's excited about the party tomorrow.
4) Michael feels miserable at this moment.
5) I get bored easily during the class.
6) Everything puzzled in her head after the clear explanation.
7) Please don't touch me, because I'm tired.
8) Being stressed during the test will negatively influence your grade.
Countable (исчисляемые): fruits, cookies, biscuits, pancake, в общем то, что можно посчитать по штукам.
Uncountable (неисчислимые): milk, bread, juice, tea, water, jam, в общем то, что нельзя посчитать по штукам.
Пример с водой. Water - uncountable, glass of water - countable.